71248220

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{26003}}^1$

素因数の和:26149

約数の個数: 24

約数和(自身を含む): 150719184

約数和(自身を除く): 79470964

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 26003, 52006, 104012, 130015, 260030, 520060, 3562411, 7124822, 14249644, 17812055, 35624110, 71248220]

約数ペア:

[(1, 71248220), (2, 35624110), (4, 17812055), (5, 14249644), (10, 7124822), (20, 3562411), (137, 520060), (274, 260030), (548, 130015), (685, 104012), (1370, 52006), (2740, 26003)]